Fidelio, Op. 72, Act II: Introduction and Aria. Gott! Welch' Dunkel hier! - Song by Ludwig van Beethoven, Reiner Goldberg, Svetoslav Obretenov National Philharmonic Choir, Budapest Symphony Orchestra, Sofia Philharmonic Orchestra, Staatskapelle Berlin, Tamas Pal, Siegfried Kurz, Georgi Robev
